Deck 6: Water and Wastewater Treatment Industry

Question 1

Which of the following is a means of water disinfection?

A) Cholera
B) Chlorine
C) Turbidity
D) Pathogen

Answer 1

B
Explanation: A) Incorrect. Cholera is a biological contaminant.
B) Correct. Chlorine is a means of disinfecting water.
C) Incorrect. Turbidity is cloudiness in water.
D) Incorrect. Pathogen is a disease causing microorganism.

Question 2

What act established standards for drinking water?

A) Clean Water Act
B) Safe Drinking Water Act
C) Environmental Protection Act
D) Municipal Drinking Water Act

Answer 2

B
Explanation: A) Incorrect. The Clean Water Act implemented a national system of regulation on the discharge of pollutants.
B) Correct. The Safe Drinking Water Act established standards for drinking water.
C) Incorrect. The Clean Water Act implemented a national system of regulation on the discharge of pollutants.
D) Incorrect. The Clean Water Act implemented a national system of regulation on the discharge of pollutants.

Question 3

What water source is typically low in turbidity and often does not need to be filtered?

A) Lakes
B) Streams
C) Oceans
D) Well water

Answer 3

D
Explanation: A) Incorrect. Well water is usually low in turbidity and often does not need to be filtered before being disinfected.
B) Incorrect. Well water is usually low in turbidity and often does not need to be filtered before being disinfected.
C) Incorrect. Well water is usually low in turbidity and often does not need to be filtered before being disinfected.
D) Correct. Well water is usually low in turbidity and often does not need to be filtered before being disinfected.

Question 4

Which of the following is a factor in determining the certification of a process technician?

A) Type of treatment facility
B) Municipal or industrial
C) Technician's experience and training
D) All of the above

Question 5

What stage of water treatment is wastewater adjusted for temperature and pH?

A) First stage
B) Second stage
C) Third stage
D) Fourth stage

Question 6

What is essential when producing water for distribution?

A) Testing
B) Filtration
C) Disinfecting
D) Water quantity

Question 7

What water treatment system removes salts and minerals from saltwater?

A) Turbidity
B) Disinfection
C) Filtration
D) Desalination

Question 8

What water treatment system removes particles from water by passing it through porous media?

A) Turbidity
B) Disinfection
C) Filtration
D) Desalination

Question 9

In a larger plant with more employees, technicians might be ________.

A) More specialized
B) Required to work on slippery walkways
C) Required to work indoors and outdoors
D) Required to perform more physically demanding work

Question 10

What solid cannot be removed by slowing the flow?

A) Settleable solids
B) Suspended solids
C) Dissolved solids
D) Absorbed solids

Question 11

What workplace conditions should a process technician expect in the water and wastewater treatment industry?

A) Work in emergency situations
B) Physically demanding work
C) Indoors and outdoors work
D) All of the above

Question 12

What act implemented a national system of regulation on the discharge of pollutants?

A) Clean Water Act
B) Safe Drinking Water Act
C) Environmental Protection Act
D) Municipal Drinking Water Act